MLHA - PC- Software - DOS
>System-files >Drivers >Commands >Utilities >Applications
| Keys | File names |
ftp://ftp.microsoft.com/peropsys/msdos/
www.computerhope.com/msdos.htm : Information and help with Microsoft DOS
www.houlden.f9.co.uk/msdos/doshome.htm : MS-DOS Reference
www.pcin.net/help/articles/doslinks.shtml : Learn DOS
www.techtutorials.com/DOS/Command_and_Reference/
www.easydos.com/
http://www.undercoverdesign.com/dosghost/dos/dosw31.asp
http://users.cybercity.dk/~bse26236/batutil/help/INDEX.HTM
http://members.optusnet.com.au/dosdoctor/
http://www.members.aol.com/axcel216/secrets.htm : MS-DOS 5.00 - 8.00 Undocumented + Hidden Secrets
http://www.onecomputerguy.com/install/floppies.htm : Creating Boot Floppies

DOS - Keys

Ctrl_Alt_Del Restart MS-DOS (boot)
Ctrl_c Stop running command
Ctrl_s    Stop/Start screen-scrolling
F1 Copy one character from key-buffer to command line
F2 <c> Copy characters up to <c> in key-buffer
Ex: F2 e : copy characters up to the first e in key-buffer
F3 Copy all remaining characters in key-buffer
F4 <c> Skip characters up to <c> in the key-buffer
F5 Copy current line to key-buffer
F6 Put Ctrl_z ('end-of-file') character in key-buffer
Ctrl_z = ascii 26 (1Ah)
Ins Toggle Insert/Overwrite mode
Del Skip one character in the key-buffer
Esc Clear current command line - and leave key-buffer unchanged

 

Keys may be redefined when ANSI.SYS is installed

 

DOS - File names

File names: max 8 chars
File extensions: max 3 chars

 

Legal characters:
A-Z, a-z, 0-9, $%'-@{}()~!#&

 

Invalid file names:
aux, clock$, com1, com2, com3, com4, con, lpt1, lpt2, lpt3, lst, nul, prn

 

Valid file extensions:

aux, com, con, lpt, lst, nul, prn